/*
 * Albareth - an action roleplaying game.
 * Copyright (C) 2008 Jens Anuth
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 *  02110-1301, USA.
 * 
 * $Id: TileGameEffect.java 45 2008-05-14 23:04:29Z jens464 $
*/
package albareth.frontend.slick;

import org.newdawn.slick.Graphics;
import org.newdawn.slick.Image;
import org.newdawn.slick.SlickException;

import albareth.core.GameEffect;

public abstract class TileGameEffect extends AbstractSlickGameEffect
{
    private int _toCenterX;
    private int _toCenterY;
    Image _tileImg;
    protected float _rotation = 0;

    
    public TileGameEffect(GameEffect effectConfig) throws SlickException
    {
        super(effectConfig);
        _tileImg = SlickResources.getTileImage(config.getTile()).getScaledCopy(2.0f);
        _toCenterX = -_tileImg.getWidth()/2;
        _toCenterY = -_tileImg.getHeight()/2;
    }

    protected boolean hasFinished()
    {
        return false;
    }

    protected void renderEffect(Graphics g, int x, int y) throws SlickException
    {
        _tileImg.setRotation(_rotation);
        _tileImg.draw(x + _toCenterX, y + _toCenterY);
    }

    public float getRotation()
    {
        return _rotation;
    }

    public void setRotation(float rotation)
    {
        _rotation = rotation;
    }

}
